Search found 326 matches

by kevinf
Mon Apr 12, 2021 8:26 pm
Forum: Personal Consumer Issues
Topic: Routine Plumbing Pipe Maintenance?
Replies: 16
Views: 1267

Re: Routine Plumbing Pipe Maintenance?

Vinegar and baking soda is good if you want to avoid caustics. Otherwise to stop sludge build-up you can get "main-line" cleaner from your home center / home improvement warehouse (Lowes, Home Depot, etc) and run it down once a year. It's pretty much just lye and maybe some enzymes to bre...
by kevinf
Mon Apr 12, 2021 4:46 pm
Forum: Personal Consumer Issues
Topic: Routine Plumbing Pipe Maintenance?
Replies: 16
Views: 1267

Re: Routine Plumbing Pipe Maintenance?

it also didn’t look like anything I could find online that is gasket related, and the total thickness of the material is a few mm. Considering how easy the stuff would flake off and peel away from itself, I can’t imagine it being much of a gasket. It was sludge from soap and other residue that drie...
by kevinf
Mon Apr 12, 2021 4:34 pm
Forum: Personal Consumer Issues
Topic: Routine Plumbing Pipe Maintenance?
Replies: 16
Views: 1267

Re: Routine Plumbing Pipe Maintenance?

Vinegar and baking soda is good if you want to avoid caustics. Otherwise to stop sludge build-up you can get "main-line" cleaner from your home center / home improvement warehouse (Lowes, Home Depot, etc) and run it down once a year. It's pretty much just lye and maybe some enzymes to brea...
by kevinf
Sun Apr 11, 2021 7:58 pm
Forum: Personal Consumer Issues
Topic: Tire experts? Can I trust a patched tire?
Replies: 54
Views: 7410

Re: Tire experts? Can I trust a patched tire?

Edit - I saw the word SLIME and thought it was the can with the gunk in it, not a real tire inflator. This is fine. A product like Ride-On shouldn't cause TPMS issues because it's not sprayed into the tire. The valve plug is removed and the product is pumped or squeezed in and collects at the base ...
by kevinf
Fri Apr 09, 2021 11:47 pm
Forum: Personal Consumer Issues
Topic: Is Google Advanced Protection the only safe way to use Yubikey?
Replies: 104
Views: 7612

Re: Is Google Advanced Protection the only safe way to use Yubikey?

https://www.google.com/android/find

You can lock and erase a device from your google web account or lock it and sign it out of your google account.
by kevinf
Fri Apr 09, 2021 7:53 pm
Forum: Personal Consumer Issues
Topic: Is Google Advanced Protection the only safe way to use Yubikey?
Replies: 104
Views: 7612

Re: Is Google Advanced Protection the only safe way to use Yubikey?

My concern, and why I point this out, is that if someone values their Google account sufficiently to protect it with GAP then they need to be aware of possible pitfalls with some operations. Same I lost my phone, I could use the Google account Security function to force that device to "log out...
by kevinf
Tue Apr 06, 2021 12:16 pm
Forum: Personal Consumer Issues
Topic: Do maintenance free car batteries last as long in warm/hot climates?
Replies: 53
Views: 3155

Re: Do maintenance free car batteries last as long in warm/hot climates?

They do make lead-acid jump-starters too. I had one that was on the switched 12v outlet so it would charge as I drive but not drain the battery when the car was off.
by kevinf
Mon Apr 05, 2021 12:56 am
Forum: Personal Consumer Issues
Topic: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)
Replies: 60
Views: 4650

Re: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)

I've got in 3 conditioning hikes on part of the nearby Appalachian Trail connected local trails while the weather is super nice. :D Consider carrying the pack you will be using with a few lbs more than you expect your load will be. I load mine with rice and water and an old sleeping bag (to fill in...
by kevinf
Sun Apr 04, 2021 9:01 pm
Forum: Personal Consumer Issues
Topic: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)
Replies: 60
Views: 4650

Re: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)

I've got in 3 conditioning hikes on part of the nearby Appalachian Trail connected local trails while the weather is super nice. :D https://bitjumble.com/files/misc/Trails/AppalachianTrail/Screenshot_20210404-185510.png https://bitjumble.com/files/misc/Trails/AppalachianTrail/Screenshot_20210404-185...
by kevinf
Sun Apr 04, 2021 8:38 pm
Forum: Personal Consumer Issues
Topic: Do maintenance free car batteries last as long in warm/hot climates?
Replies: 53
Views: 3155

Re: Do maintenance free car batteries last as long in warm/hot climates?

If you guys truly cared about battery lifetime, you’d get an LI car battery and not fool around with that sulfuric acid stuff. :mrgreen: I actually checked out a lithium battery before I bought my AGM... the lithium battery was about $450 for my car :moneybag However, I do have a Shorai lithium bat...
by kevinf
Sun Apr 04, 2021 12:17 am
Forum: Personal Consumer Issues
Topic: Best nonstick pans?
Replies: 65
Views: 5170

Re: Best nonstick pans?

I have to tighten the handles now and then https://www.permatex.com/products/thread-compounds/threadlockers/permatex-high-temperature-threadlocker-red-2/?locale=en_us https://www.loctiteproducts.com/en/products/specialty-products/specialty/loctite_threadlockerred271.html I used high heat red thread...
by kevinf
Sat Apr 03, 2021 12:08 pm
Forum: Personal Consumer Issues
Topic: Is Google Advanced Protection the only safe way to use Yubikey?
Replies: 104
Views: 7612

Re: Is Google Advanced Protection the only safe way to use Yubikey?

Lynette wrote: Sat Apr 03, 2021 9:47 am If so, have you found a keychain for it that will allow you to remove it quickly. I am struggling to find such a keychain. I do not think the Yubikey can be on a keychain when you use it on the back of a phone.

Lynette
https://www.amazon.com/gp/product/B00JBOUKTC/
by kevinf
Sat Apr 03, 2021 12:00 pm
Forum: Personal Consumer Issues
Topic: Do maintenance free car batteries last as long in warm/hot climates?
Replies: 53
Views: 3155

Re: Do maintenance free car batteries last as long in warm/hot climates?

I replace car batteries every 4 years, even when they are working fine. I want to buy a battery when convenient and replace it on a sunny day in my driveway instead of in a parking lot or along the side of the road. Same here. I price one out with the features I want at my leisure, buy, and replace...
by kevinf
Fri Apr 02, 2021 12:52 pm
Forum: Personal Consumer Issues
Topic: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)
Replies: 60
Views: 4650

Re: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)

We will have two experienced EMS personnel in the group, so hopefully any medical emergencies that crop up can be handled appropriately :happy
by kevinf
Tue Mar 30, 2021 6:34 pm
Forum: Personal Consumer Issues
Topic: Battling basement humidity
Replies: 26
Views: 1608

Re: Battling basement humidity

You could kill three birds with one stone and install a heat-pump water heater if you don't already have one... it dehumidifies and cools your basement and uses less energy to heat your domestic hot water!
by kevinf
Tue Mar 30, 2021 6:26 pm
Forum: Personal Consumer Issues
Topic: Better air conditioning for upstairs: minisplit or just use another compressor?
Replies: 6
Views: 745

Re: Better air conditioning for upstairs: minisplit or just use another compressor?

A simple dehumidifier and ceiling fan could improve how the temperature feels quite considerably if you live in a more humid area. Dry, moving air feels much cooler... I can comfortably relax in a room that is 80f with humidity under 40% and a ceiling fan running. If you can't keep it below 82f howe...
by kevinf
Sun Mar 28, 2021 4:35 pm
Forum: Investing - Theory, News & General
Topic: WisdomTree 90/60 U.S. Balanced Fund [NTSX]
Replies: 517
Views: 70540

Re: WisdomTree 90/60 U.S. Balanced Fund [NTSX]

Kal1981 wrote: Sun Mar 28, 2021 4:34 pm What are the risk of PSLDX? I understand it’s leveraged with underlying in S&P500 and treasuries. Does it mean in a down market, the losses are multiplied? So if S&P 500 is down 20%, PSLDX will be down 35%?
Why not 100% PSLDX?
by kevinf
Tue Mar 23, 2021 4:19 pm
Forum: Personal Consumer Issues
Topic: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)
Replies: 60
Views: 4650

Re: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)

Actually that's not a bad idea at all. I have an excellent headlamp so a night hike wouldn't be terrible AND I'm a night owl!
by kevinf
Tue Mar 23, 2021 12:52 pm
Forum: Personal Consumer Issues
Topic: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)
Replies: 60
Views: 4650

Re: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)

June 23rd: My friend and I leave from PA and fly into Flagstaff Pulliam Airport (AZ) What airport in PA, and where do you catch a flight to Flagstaff? Connecting thru Chicago? Wife and I looking at a similar trip out west. HIA with 1.25 hr layover in DFW then to FLG. If you want to explore beyond Z...
by kevinf
Tue Mar 23, 2021 5:21 am
Forum: Personal Consumer Issues
Topic: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)
Replies: 60
Views: 4650

Re: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)

To be honest with the posters mentioning the heat... the last time I was desert hiking in the summer (New Mexico) I rather enjoyed the dry heat by comparison. It's not unusual to do summer hikes in the Northeast with 90+ temps and VASTLY higher humidity than the Southwest. Staying dry, cool, and hyd...
by kevinf
Tue Mar 23, 2021 1:21 am
Forum: Personal Consumer Issues
Topic: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)
Replies: 60
Views: 4650

Re: Planning a long backpacking trip with a night or two in Vegas, recommendations?

Do you have experience with desert hiking? Are you taking a canyoneering course in Springdale? If your schedule is flexible I'd definitely try to explore beyond the park itself, which can get incredibly crowded (though the backcountry is of course not as bad). One trip to Philmont Scout Ranch (New ...
by kevinf
Mon Mar 22, 2021 9:27 pm
Forum: Investing - Theory, News & General
Topic: WisdomTree 90/60 U.S. Balanced Fund [NTSX]
Replies: 517
Views: 70540

Re: WisdomTree 90/60 U.S. Balanced Fund [NTSX]

I'm considering NTSX as a significant holding from a windfall I'm investing, i.e., held in taxable... think about it is as a lower-volatility/higher-upside replacement for VTI.. I'm curious if other NTSX-holders are using it this way,... That's pretty much how I'm using it for now. Also as a holdin...
by kevinf
Mon Mar 22, 2021 8:12 pm
Forum: Personal Consumer Issues
Topic: Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)
Replies: 60
Views: 4650

Planning a long backpacking trip w/ 2 nights in Vegas, recommendations? (Zion Nat'l Park, Yosemite, Grand Canyon)

So I've taken a sabbatical from work this year and have a group getting together for a 2.5 week backpacking trip in late June and early July. One of my friends and I are actually taking the extended 0.5 part of the trip to detour to the Grand Canyon before meeting up with the rest of the party in La...
by kevinf
Mon Mar 22, 2021 5:19 pm
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

It's the little victories. :happy

Hopefully the repipe on April 1st will fix the steam hammer problem I'm having.
by kevinf
Mon Mar 22, 2021 4:28 pm
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

Additional professional tip: after you remove that plug, replace it with a stainless steel pipe plug. Didn't need to weld anything, but I did grab a 304 stainless steel plug as suggested... and I used NON-HARDENING thread sealant on it. Whatever thread sealant the manufacturer used basically turned...
by kevinf
Mon Mar 22, 2021 5:05 am
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

It's recessed, but can you grab it with Vise Grip pliers? The next question is how badly is it rusted, and how much torque will it take to get it loose. No way to get locking pliers on it and apply torque, and it's unknown how much torque this will take to break loose. So I did the math and it took...
by kevinf
Mon Mar 22, 2021 2:41 am
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

I'm not sure that I would recommend that an unqualified person weld to a pressure vessel. I don't have any welding equipment anyway, just a plumbing torch and some solder. Residential steam boilers don't run under any notable amount of pressure either, most will steam great on a few ounces of press...
by kevinf
Sun Mar 21, 2021 6:44 pm
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

Success! The 8-point 1-1/8th inch socket fits perfectly on the square head. My 10-inch ratchet wasn't persuasive enough, but a 14" breaker bar did the trick. The OEM pipe plug has a tan thread sealant on it that has turned into a rock and will not come off even with a stainless steel wire brush...
by kevinf
Fri Mar 19, 2021 11:20 pm
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

We'll find out Monday! But the amazon page had a customer review that stated that it worked on their boiler plug of the same size... so I'm fairly confident that we'll see results.
by kevinf
Thu Mar 18, 2021 1:06 pm
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

Never heard of Tool Library. I also checked Horror Fright out but they only had the typical 6 and 12 point sockets. Regardless, I've ordered what SHOULD be the correct socket off Amazon. See the link in my post above... Amazon comments have specifically noted that this socket is used on 1.5" bo...
by kevinf
Thu Mar 18, 2021 10:57 am
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

Update: Local plumbing supply did NOT have the purpose built tool or socket required for this job. They are having a stainless steel pipe plug cross-shipped from another store however. I ordered a socket off of Amazon... it arrives Sunday and the SS pipe plug will be in on Monday. https://www.amazon...
by kevinf
Thu Mar 18, 2021 3:02 am
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

Your plug looks like it has a 1-1/16" head, not a 1-1/8" head. The raised head socket is 1-1/16", and the 1-1/8" is only for countersunk plugs. It's a one-man shop, so he may have sold your size already. The head is ever so slightly larger than 1-1/16" so I went with 1-1/8&...
by kevinf
Wed Mar 17, 2021 9:07 pm
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

Do not take any advice for lubricants here, just go to Project Farm to find out the best lubricant to soak it with overnight, then use pipe wrench. Sounds easy to me. I have a very nice pipe wrench that will not fit into the space, as mentioned earlier :happy I'm not going to go straight to any kin...
by kevinf
Wed Mar 17, 2021 8:21 pm
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

Nope, the fixtures on the backside of the burner would need to be removed to get the cover off. That's not really practical.

I'm zeroing in on the tools I need, they're uncommon but once I have them it should be pretty straightforward from there.
by kevinf
Wed Mar 17, 2021 7:38 pm
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

So the big box home improvement stores were a bust, I'm going to check out a local plumbing supply store tomorrow and see if they have a proper 8-pt socket and a stainless steel pipe plug in 1.5".

If that fails for some reason, I'm down to ordering off the interwebs.
by kevinf
Wed Mar 17, 2021 5:04 am
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

The breaker bar could work if I can source the right socket :) edit: apparently the proper common socket for square bolt/head is 8-point (aka double square), but 12-point would work at the risk of being easier to round off the edges. Googling shows this question coming up fairly frequently on mechan...
by kevinf
Wed Mar 17, 2021 4:37 am
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

...Before you do any of this re-evaluate why you want to take the plug out. If it ain't broke, don't fix it. I'll keep looking for the proper tool... so far the one I found isn't quite the right size and would be about $120 all told (pricey uncommon socket plus uncommon 3/4" drive ratchet), ve...
by kevinf
Wed Mar 17, 2021 2:15 am
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

...if this is a floor sewer access point that might have some pressure behind it... This is a surface blow-off port for a new-ish (less than 10 years old) steam boiler. There won't be any pressure behind it as the boiler would be off and cool and there won't be any nasty fluids as it is above the w...
by kevinf
Wed Mar 17, 2021 1:03 am
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Re: Anyone with experience removing pipe plugs

No way to get locking pliers on it and apply torque, and it's unknown how much torque this will take to break loose.
by kevinf
Tue Mar 16, 2021 11:47 pm
Forum: Personal Consumer Issues
Topic: Anyone with experience removing pipe plugs
Replies: 61
Views: 4804

Anyone with experience removing pipe plugs

So I've got a 1.5" pipe plug that has a 1.125" square head. I'm wondering if a 12-point socket will just end up rounding this black iron pipe plug off? Apparently the correct tool for this is a "female pipe plug socket" but those are proving difficult to find at a reasonable pric...
by kevinf
Fri Mar 12, 2021 4:50 am
Forum: Personal Consumer Issues
Topic: Solar Patio Pathway Lights that are indestructible or at least weed whacker proof?
Replies: 14
Views: 1369

Re: Solar Patio Pathway Lights that are indestructible or at least weed whacker proof?

You can get small iron shephard's hooks to hang jar lights from your local home center/hardware store... https://www.amazon.com/gp/product/B07WPX12K7/ https://www.amazon.com/gp/product/B08CV4SLHZ Or just buy solar light shephard's hook kits... https://www.amazon.com/s?k=shepherd+hook&i=tools htt...
by kevinf
Wed Mar 10, 2021 7:08 pm
Forum: Personal Consumer Issues
Topic: Leather vs Cloth Car Seats
Replies: 71
Views: 5358

Re: Leather vs Cloth Car Seats

Rookie question: is high humidity good or bad for leather? Higher humidity is better for leather and hardwood floors. Arid environments will cause cracking of leather and warping of hardwood floors. For cleaning cloth seats, a steamer works wonders and also sterilizes. We used steamers in our ambul...
by kevinf
Tue Mar 09, 2021 6:38 pm
Forum: Personal Consumer Issues
Topic: Luxury Mattress vs Firm w/Topper
Replies: 53
Views: 3496

Re: Luxury Mattress vs Firm w/Topper

Hybrid mattresses also exist, that have inner springs under a foam/latex upper layer. They stop you from getting sucked into your mattress and give edge support that most foam/latex mattresses don't have. They also have some of the bounce of a full inner-spring so getting out of bed and other night-...
by kevinf
Tue Mar 09, 2021 12:45 am
Forum: Personal Consumer Issues
Topic: Estate (Home) clean-out after my parents passing - tips and best practices?
Replies: 53
Views: 5828

Re: Estate (Home) clean-out after my parents passing - tips and best practices?

There have been a number of threads about how millennials taste in furniture has changed and for the most part do not want what they derisively call "big brown furniture" and the market for it is almost nonexistent so it can be very difficult to even give it away. Few millennials will wan...
by kevinf
Mon Mar 08, 2021 10:16 pm
Forum: Personal Consumer Issues
Topic: Leather vs Cloth Car Seats
Replies: 71
Views: 5358

Re: Leather vs Cloth Car Seats

I was considering the new Yukon and figured I could save 13.5k if I go with the base version cloth seats. I really think the base trim level will give me everything I need. I've had leather and it seems like they wear out pretty easily and they crack. My current car has the leather trim and cloth s...
by kevinf
Mon Mar 08, 2021 1:15 am
Forum: Personal Consumer Issues
Topic: Leather vs Cloth Car Seats
Replies: 71
Views: 5358

Re: Leather vs Cloth Car Seats

Whatever happened to vinyl seats? They were easy to keep clean and held up very well in my experience. Sure thing Satan. Vinyl has all the downsides of leather with none of the upsides of cloth. Blisteringly hot in the summer, bone-chillingly cold in the winter. Cracks from UV exposure and heat if ...
by kevinf
Sat Mar 06, 2021 8:38 pm
Forum: Personal Consumer Issues
Topic: Becoming a Plumber
Replies: 72
Views: 7144

Re: Becoming a Plumber

One of my paramedic colleagues is a part-time paramedic and full-time pilot. You could give EMS a shot if you're just looking for a little variety.
by kevinf
Sat Mar 06, 2021 6:03 pm
Forum: Personal Consumer Issues
Topic: Can Subaru Outback cabin and air filters get really dirty in just 3500 miles?
Replies: 77
Views: 3848

Re: Can Subaru Outback cabin and air filters get really dirty in just 3500 miles?

Nicholas, you can goto YouTube and search your cabin air filter replacement. Okay, I’ll replace it, though I would just like to say that in my fifty-two years of driving I’ve never replaced a cabin filter and I’ve never suffered any ill-effects, that I know of. As another poster stated, you will ab...
by kevinf
Wed Mar 03, 2021 5:56 pm
Forum: Personal Consumer Issues
Topic: Seasonal Mold - Carport?
Replies: 4
Views: 371

Re: Seasonal Mold - Carport?

Bleach solution to clean, then wet-and-forget for maintenance. You can think about installing a UV light to help inhibit mold growth and or a fan to keep air circulating around if you want fewer chemicals about. Perhaps instead of paint you can use a rubberized or metallized coating.
by kevinf
Wed Mar 03, 2021 12:15 am
Forum: Personal Consumer Issues
Topic: Unclogger-Drain Cleaner
Replies: 40
Views: 2530

Re: Unclogger-Drain Cleaner

Which Drain Opener is the Best? Let's Find Out! Clogged drains happen at the worst possible times. So, which type of drain opener works best to unclog drains quickly? Will these products cause damage to plumbing? Drano, Liquid Plumr, Lye, Sulfuric Acid (Clobber), Roebic (enzymes/bacteria), Muriatic...